#!/bin/python3
# -*- coding: utf-8 -*-
# @author 刘秋
# @email lq@aqiu.info
# @description
# 暂停一秒输出。暂停一秒输出。

import time

myD = {1:"a",2:'b'}

for key, value in myD.items():
    print("{0}:{1}".format(key, value))
    time.sleep(1) # 暂停1秒

